Service manual MUCSR / MUSTR / MUCR - H3M 9.2 Flow Chart of Troubleshooting Full Water Protection Check if the voltage of liquid level Replace the main board Check if water overflow switch end is ok of the indoor uint Check the liquid level switch Check if the water drainage...
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Service manual MUCSR / MUSTR / MUCR - H3M Failure of condenser Temp. sensor Check if the plug of the temperature sensor is Check the direction of correctly connected with socket on the mainboard the plug and socket Remove the sensor to check if the resistance Replace temperature sensor value is ok Replace mainboard of the...
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